/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package com.game.wordpuzzle;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author AritomoAbe
 */
public class GameManagerServlet extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");

        String cmd = request.getParameter("cmd");
        PrintWriter out = response.getWriter();
        try {
            GameAction action = null;
            if (cmd.equals("hi")) {
                out.println("hi");
            } else if (cmd.equals("startGame")) {
                action = new StartGameAction();
            } else if (cmd.equals("listGames")) {
                action = new ListActiveGamesAction();
            } else if  (cmd.equals("stopGame")) {
                action = new StopGameAction();
            } else if (cmd.equals("joinGame")) {
                action = new JoinGameAction();
            } else if (cmd.equals("startPlay")) {
                action = new StartPlayAction();
            } else if (cmd.equals("sendResult")) {
                action = new ProcessGameResult();
            }

            if (action != null) {
                action.processActionRequest(request, response);
            }
        } finally {
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
